40400414055 has 24 divisors (see below), whose sum is σ = 70327949328. Its totient is φ = 21454406016.

The previous prime is 40400414051. The next prime is 40400414081. The reversal of 40400414055 is 55041400404.

It is not a de Polignac number, because 40400414055 - 2² = 40400414051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40400414051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1916097 + ... + 1937066.

It is an arithmetic number, because the mean of its divisors is an integer number (2930331222).

Almost surely, 2^40400414055 is an apocalyptic number.

40400414055 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40400414055 is a deficient number, since it is larger than the sum of its proper divisors (29927535273).

40400414055 is a wasteful number, since it uses less digits than its factorization.

40400414055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3853407 (or 3853404 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

Adding to 40400414055 its reverse (55041400404), we get a palindrome (95441814459).

The spelling of 40400414055 in words is "forty billion, four hundred million, four hundred fourteen thousand, fifty-five".